From patchwork Thu Nov 12 16:27:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 11900641 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B5F761744 for ; Thu, 12 Nov 2020 16:28:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9F55622201 for ; Thu, 12 Nov 2020 16:28:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728685AbgKLQ2G (ORCPT ); Thu, 12 Nov 2020 11:28:06 -0500 Received: from relay11.mail.gandi.net ([217.70.178.231]:38277 "EHLO relay11.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728134AbgKLQ2F (ORCPT ); Thu, 12 Nov 2020 11:28:05 -0500 Received: from uno.lan (93-34-118-233.ip49.fastwebnet.it [93.34.118.233]) (Authenticated sender: jacopo@jmondi.org) by relay11.mail.gandi.net (Postfix) with ESMTPSA id A1E17100014; Thu, 12 Nov 2020 16:28:01 +0000 (UTC) From: Jacopo Mondi To: kieran.bingham+renesas@ideasonboard.com, laurent.pinchart+renesas@ideasonboard.com, niklas.soderlund+renesas@ragnatech.se, geert@linux-m68k.org Cc: Jacopo Mondi , linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Hyun Kwon , Manivannan Sadhasivam Subject: [PATCH v4 8/8] [DNI] arm64: dts: renesas: eagle: Specify channel amplitude Date: Thu, 12 Nov 2020 17:27:29 +0100 Message-Id: <20201112162729.101384-9-jacopo+renesas@jmondi.org> X-Mailer: git-send-email 2.29.1 In-Reply-To: <20201112162729.101384-1-jacopo+renesas@jmondi.org> References: <20201112162729.101384-1-jacopo+renesas@jmondi.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Use the newly introduced 'maxim,maxim,initial-reverse-channel-mV' property to specify the initial reverse channel amplitude when the remote serializers are not pre-programmed with noise immunity threshold enabled. Signed-off-by: Jacopo Mondi --- arch/arm64/boot/dts/renesas/r8a77970-eagle.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts index 45b947d44cee..75296865104c 100644 --- a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts +++ b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts @@ -308,6 +308,7 @@ gmsl: gmsl-deserializer@48 { /* eagle-pca9654-max9286-pwdn */ enable-gpios = <&io_expander 0 GPIO_ACTIVE_HIGH>; + maxim,initial-reverse-channel-mV = <100>; /* * Workaround: Hog the CAMVDD line high as we can't establish a